Question

37乘以62,加37乘39减37,用乘法运算定律怎么算?

Answer 1

解答
37*62+37*39-37
=37（62+39-1）
=37*100
=3700

Answer 2

37×62+37×39-37=37×（62+39-1）=37×100=3700

Answer 3